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Patent Searching and Data


Matches 1 - 50 out of 4,680

Document Document Title
WO/2018/067008A1
A tugboat (1) having azimuthal propelling units, comprising two juxtaposed azimuthal propelling units (10, 20), characterized in that each of the juxtaposed propelling units (10, 20) has a main shaft (14) with a main axis (11, 21) extend...  
WO/2018/059197A1
Disclosed are a marine propeller replacing method and a ship. The marine propeller replacing method comprises the following steps: hoisting a propeller (2) on a ship body (1) via a lifting rope; rotating a rudder blade (3) so that the pr...  
WO/2018/059844A1
The invention relates to an electric pod drive for a ship, comprising a pod housing (1), an electric motor which is arranged in the pod housing (1) and has a stator (2) and a rotor (3), a pod shaft (5), by means of which the pod housing ...  
WO/2018/051711A1
A water passage 6 passing from a bow 1 to a stern 2 is provided. Of the three types of resistance faced by a ship moving along the surface of the water, i.e., wave-making resistance, viscous pressure resistance, and viscous friction resi...  
WO/2018/045952A1
An energy-saving guide pipe device and a ship. The energy-saving guide pipe device is mounted on a ship body and is located on the side of a propeller close to a bow. The energy-saving guide pipe device comprises a first guide pipe (100)...  
WO/2018/037277A1
In order to simplify a transport process, the patent describes a transport vessel (1). The transport vessel (1) comprises: - a bottom (2), lateral sides (3, 4) as well as end sides (5, 7), which together define an essentially watertight ...  
WO/2018/030142A1
In a ship 1 having a stern duct 10, which is configured to have a duct member 11 and duct support members 12, 13 for supporting this duct member 11 on a ship body 2, disposed immediately in front of a propeller 3, the shape of a rear edg...  
WO/2018/025644A1
Provided is a ship 1 in which stern ducts 10A-10E, each having a duct member 11 and a duct support member 12 for supporting the duct member 11 on a ship hull 2, are disposed immediately before a propeller 3, wherein a rear edge of the du...  
WO/2018/026735A1
The present technology is directed generally to electric marine propulsion systems with drive trains, and associated systems and methods. In representative embodiments, the disclosed technology includes pre-assembled transmission cartrid...  
WO/2018/020749A1
This ship comprises a duct device (15) which is disposed at a portion of the ship body (11) further towards the bow side than a propeller (13) in the stern (17) and extends in the X direction of the propeller (13), and which discharges t...  
WO/2018/014952A1
The invention relates to a propeller (10) for a marine vessel, drive comprising the propeller and a marine vessel comprising the drive. The propeller (10) comprises a hub (11) comprising an aperture (12) for receiving a first propeller s...  
WO/2018/008589A1
A port-side propeller 2a and a starboard-side propeller 2b are both configured from a variable pitch propeller, and control for turning right while stopped is implemented in which the port-side propeller 2a generates forward propulsion T...  
WO/2018/001457A1
The arrangement comprises a rotatable propeller shaft (25) provided with a propeller (30), an stationary annular nozzle (40) surrounding an outer perimeter of the propeller (30), a stationary support shaft (50) extending downstream from ...  
WO/2018/002414A1
The arrangement comprises at least one steering electric motor (60) rotating the propulsion unit (20) via a force transmission arrangement (50). The force transmission arrangement (50) comprises a differential (100) comprising a first sh...  
WO/2017/220000A1
A water paddle module apparatus, comprising a floating plate (1) and a propulsion unit. The propulsion unit is detachably connected to the floating plate (1). The apparatus is provided with a modular propulsion unit. In this way, the pro...  
WO/2017/216189A1
This power system for mounting on a marine vehicle (2) includes a propulsion unit (14), means for securing the propulsion assembly to a hull element (4) of the vehicle (2) and a rudder bearing (58) mechanically connecting the propulsion ...  
WO/2017/213542A1
The invention relates to shipbuilding, in particular to marine power installations designed for surface and underwater vessels. The invention may be used as a power or a pump installation, in particular on stationary or floating regasifi...  
WO/2017/212274A1
There is disclosed a marine propulsion system for a shaft-driven boat. The system comprises a recess (14) formed in the hull of a said boat, and a drive cassette (22). The drive cassette comprises: a housing (23); a static tube (24) exte...  
WO/2017/200256A1
The present invention relates to an ultralight composite material propeller for an outboard motor, which is configured to comprise a hub and blade in a detachable manner so as to facilitate replacement when the propeller is damaged, and ...  
WO/2017/199669A1
Provided is an underwater moving vehicle with which maneuverability of the vehicle can be improved and the position of the vehicle can be stably maintained. [Solution] This underwater moving vehicle is provided with a vehicle main body (...  
WO/2017/192086A1
Driving device for a watercraft, which device comprises a water flow channel (10) which is connected to the watercraft, preferably to the bottom thereof, and which has an inlet (11) and an outlet (12), a drive shaft (13, 14) which extend...  
WO/2017/187597A1
An appendage 8 for reducing hub vortex is disposed, via a support body 7 extending from a hull 2, at the rear of a propeller (wing propeller) 4 which has no rudder disposed to the rearward thereof. The appendage 8 has a circular cross-se...  
WO/2017/182687A1
Large displacement hull ship comprising a hull (10) and thrusting and governing means (100), arranged on each side of the center line of the ship (400), comprising at least one propeller (152), providing a thrust parallel to the center l...  
WO/2017/168802A1
The present invention addresses the problem of providing a ship steering device whereby course-change calibration can easily be performed. In a ship steering device (7), when port and starboard forward-backward propellers (4) are each ro...  
WO/2017/168549A1
This ship propulsion device is equipped with an energy-saving appendage 5 which is located forward of a propeller 1 and which has a curved surface having a radius R smaller than the radius r of the propeller 1. The pitch of the blades 3 ...  
WO/2017/163394A1
Provided is a ship in which fuel efficiency is improved while a reduction in the propulsion efficiency of a propeller is suppressed. Also provided is a ship cleaning method. The ship (100) equipped with ballast tanks (10) for storing bal...  
WO/2017/158674A1
A lift generator (10) is positioned in front of a propeller (3) of a ship (1). The lift generator (10) includes a wall part (7) extending in the circumferential direction around an extension line (Ce) of the central axis (C) of the prope...  
WO/2017/158205A1
Various aspects provide for a ship having a drive propeller and a steerable grim vane. The steerable grim vane may comprise a non-driven propeller and a transmission coupling the non-driven propeller to the ship. The transmission may dir...  
WO/2017/158204A1
Various aspects provide for a ship having a main propeller and a steer able contra-rotating propeller (steer able CRP). The steer able CRP may comprise a contra-rotating propeller and a transmission coupling the contra-rotating propeller...  
WO/2017/144767A1
According to an example aspect of the present invention, there is provided a steering system (30) of an azimuthing propulsion system (1), the steering system (30) comprising at least one hydraulic motor (2) configured to operate an azimu...  
WO/2017/134347A1
A system for contactless power transmission in an azimuth thruster, the system comprising a first body (76) comprising at least one first inductor to provide a magnetic field, a second body (78) comprising at least one second inductor to...  
WO/2017/135508A1
The present invention provides a fault-tolerant dynamic positioning control system and method for an offshore structure, wherein, although each equipment, such as a generator, a controller, a power supply, and a control line, for perform...  
WO/2017/134560A1
Catamaran craft (1) defining a main barycentric extension axis (1c) and comprising two hulls (2), which are spaced out and suitable for being at least partially submerged in water; a deck (3) connecting the hulls (2); an azimuth thruster...  
WO/2017/134349A1
A thruster for propelling a marine vessel, the apparatus comprising an upper housing, a lower housing, the lower housing being arranged to rotate relative to the upper housing, a first body arranged within the upper housing, the first bo...  
WO/2017/119502A1
This vehicle is equipped with: a power source; a first drive device which is configured so as to be driven by the output of the power source; a second drive device which is configured so as to be driven by the output of the power source;...  
WO/2017/115714A1
The present invention suppresses pitching, in which the bow and the stern of a hull alternately tip up and down, caused by waves during sailing of a vessel. Screws (40a, 40b), which are provided on the bow side, which are capable of rota...  
WO/2017/109149A1
The invention relates to a method for controlling a thruster of a marine vehicle (1) including a body (2) and a thruster (3) mounted on the body (2) of the vehicle (1). The vehicle (1) is at least partially submerged in a liquid, moves, ...  
WO/2017/109148A1
The invention relates to a method for controlling a thruster of a marine vehicle (1) that is at least partially submerged in a liquid and includes a body (2) and a thruster (3) that includes two propellers (AV, AR). Each propeller includ...  
WO/2017/094073A1
Provided are: a ship propulsion device such that the propulsion power of a ship can be improved, allowing economic traveling to be possible; and the ship. The ship propulsion device is configured by comprising: a hollow portion which is ...  
WO/2017/085356A1
A retractable thruster for a swimming vessel, wherein the retractable thruster comprises a propeller and a lifting and lowering arrangement. The lifting and lowering arrangement is configured to vertically move the propeller between a re...  
WO/2017/082248A1
This ship propulsion device (100) is equipped with: a duct (1) which includes a stator (11); a propeller (2) which includes a rim (21) that has a rotor (23) disposed at a position facing the stator and blades (22) that are formed toward ...  
WO/2017/072394A1
An icebreaking vessel (10) with icebreaking reamers (23a, 23b) at each side and, in connection with the reamers, propellers (24a, 24b) for the propulsion of the vessel. The icebreaking vessel can be formed by attaching a detachable icebr...  
WO/2017/064595A1
Here below is described a naval azimuth propulsion system (1) comprising an electric motor (2), a propeller (4) operatively connected to the electric motor (2) to rotate about a relative central axis (M), an annular nozzle (12) positione...  
WO/2017/060341A1
The invention relates to a position changing device, in particular for a watercraft, having a drive device (100, 100', 100", 100"') of the type described below and a trimming device (10, 10', 10") of the type described below. The inventi...  
WO/2017/050447A1
The invention relates to an electric rotating machine (1) which has a rotor (3) that can be rotated about a rotational axis (4) and comprises a rotor tube (3b) and a shaft stub (7). The shaft stub (7) is arranged on a non-operating side ...  
WO/2017/050707A1
The invention relates to a water gliding vehicle having a hull, at least one seat and two outriggers which are releasably connected, either directly or indirectly, to the hull, and which are arranged laterally to the hull, wherein each o...  
WO/2017/038862A1
This stern shape is equipped with a propeller 20 provided to a stern section 15 of a ship hull 10, and a stern duct 30 attached to the front of the propeller 20. The ship hull 10 has a stern in the shape of a V, a duct body 31 of the ste...  
WO/2017/039742A9
A thruster assembly that in addition to propulsion provides water flow to/from compartments and systems on board a vessel. In a first position, the thruster assembly provides propulsion/steering. Pivoted to a second position, operation o...  
WO/2017/039742A3
A thruster assembly that in addition to propulsion provides water flow to/from compartments and systems on board a vessel. In a first position, the thruster assembly provides propulsion/steering. Pivoted to a second position, operation o...  
WO/2017/021844A1
Machine (1) for transmitting energy to, or receiving energy from, fluids in general, has a containing structure (2) that receives an impeller (3) onto which a plurality of blades (4) is rotatably mounted that are suitable for transmittin...  

Matches 1 - 50 out of 4,680